What is the cheapest airline that flies from Ontario to Saint George?

American Airlines and United Airlines are the most popular carriers operating from Ontario to Saint George

What airlines fly to Saint George?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Saint George from Ontario according to our data. United Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Saint George. Keep in mind that there are 3 different airlines that fly to Saint George on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Saint George Airport?

Prices for flights from Ontario Airport to Saint George Airport are updated daily.

How many operators does momondo search for flights from Ontario Airport to Saint George Airport?

There is 1 operator available for flights from Ontario Airport to Saint George Airport as of August 2025.

How old do you have to be to fly from Ontario Airport to Saint George Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Saint George Airport.

What documentation or ID do you need to fly to Saint George Airport?

The necessary travel and health documents for your Saint George Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$176 Cheap Flights from Ontario to Saint George (ONT-SGU) in 2025

1 adult

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Find the cheapest flights from Ontario to Saint George (ONT-SGU)

Round-trip

One-way

Last minute

Cheap round-trip flights

1:00 pm - 9:34 pmONT-SGU

7h 34m1 stop

4:45 pm - 9:19 amSGU-ONT

41h 34m1 stop

$278American Airlines

Find Deal

Tue, Oct 14 - Sat, Oct 18

6:15 am - 11:13 amONT-SGU

3h 58m1 stop

7:30 am - 12:01 pmSGU-ONT

5h 31m1 stop

$290American Airlines

Find Deal

Sun, Oct 12 - Fri, Oct 17

6:05 am - 10:41 amONT-SGU

3h 36m1 stop

11:25 am - 4:08 pmSGU-ONT

5h 43m1 stop

$316Delta

Find Deal

Wed, Sep 3 - Sat, Sep 6

6:05 am - 10:41 amONT-SGU

3h 36m1 stop

3:20 pm - 10:42 pmSGU-ONT

8h 22m2 stops

$322Delta

Find Deal

Wed, Sep 3 - Sat, Sep 6

4:54 pm - 10:24 pmONT-SGU

4h 30m1 stop

7:00 pm - 9:48 pmSGU-ONT

3h 48m1 stop

$323American Airlines

Find Deal

Fri, Aug 29 - Thu, Sep 18

11:40 am - 11:52 pmONT-SGU

11h 12m2 stops

1:10 pm - 10:42 pmSGU-ONT

10h 32m2 stops

$327Delta

Find Deal

Wed, Sep 3 - Sat, Sep 6

4:45 pm - 12:10 amONT-SGU

6h 25m1 stop

7:00 pm - 9:48 pmSGU-ONT

3h 48m1 stop

$343American Airlines

Find Deal

Thu, Sep 18 - Sun, Sep 21

5:10 am - 1:11 pmONT-SGU

7h 01m1 stop

1:48 pm - 8:43 pmSGU-ONT

7h 55m1 stop

$400United Airlines

Find Deal

Tue, Sep 9 - Fri, Sep 12

5:10 am - 9:56 amONT-SGU

27h 46m1 stop

1:48 pm - 8:43 pmSGU-ONT

7h 55m1 stop

$449United Airlines

Find Deal

Tue, Sep 2 - Tue, Sep 9

6:38 pm - 9:56 amONT-SGU

14h 18m1 stop

1:48 pm - 8:43 pmSGU-ONT

7h 55m1 stop

$525United Airlines

Find Deal

Sun, Sep 14 - Wed, Sep 17

Delta flights from Ontario to Saint George

Our best Delta deals on Ontario to Saint George flight tickets

Delta

Sep 3

ONT6:05 amOntario

3h 36m

1 stop

SGU10:41 amSaint George

Sep 6

SGU11:25 amSaint George

5h 43m

1 stop

ONT4:08 pmOntario

$316

Find similar

Delta

Sep 3

ONT6:05 amOntario

3h 36m

1 stop

SGU10:41 amSaint George

Sep 6

SGU3:20 pmSaint George

8h 22m

2 stops

ONT10:42 pmOntario

$322

Find similar

Delta

Sep 3

ONT11:40 amOntario

11h 12m

2 stops

SGU11:52 pmSaint George

Sep 6

SGU1:10 pmSaint George

10h 32m

2 stops

ONT10:42 pmOntario

$327

Find similar

American Airlines flights from Ontario to Saint George

Our best American Airlines deals on Ontario to Saint George flight tickets

American Airlines

Oct 14

ONT1:00 pmOntario

7h 34m

1 stop

SGU9:34 pmSaint George

Oct 18

SGU4:45 pmSaint George

41h 34m

1 stop

ONT9:19 amOntario

$278

Find similar

American Airlines

Oct 12

ONT6:15 amOntario

3h 58m

1 stop

SGU11:13 amSaint George

Oct 17

SGU7:30 amSaint George

5h 31m

1 stop

ONT12:01 pmOntario

$290

Find similar

American Airlines

Aug 29

ONT4:54 pmOntario

4h 30m

1 stop

SGU10:24 pmSaint George

Sep 18

SGU7:00 pmSaint George

3h 48m

1 stop

ONT9:48 pmOntario

$323

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Tue 10/14

1:00 pm-9:34 pm

1 stop7h 34m

Saint George

Sat 10/18

4:45 pm-9:19 am

1 stop41h 34m

$278

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Sun 10/12

6:15 am-11:13 am

1 stop3h 58m

Saint George

Fri 10/17

7:30 am-12:01 pm

1 stop5h 31m

$290

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Wed 9/3

6:05 am-10:41 am

1 stop3h 36m

Saint George

Sat 9/6

11:25 am-4:08 pm

1 stop5h 43m

$316

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Wed 9/3

6:05 am-10:41 am

1 stop3h 36m

Saint George

Sat 9/6

3:20 pm-10:42 pm

2 stops8h 22m

$322

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Fri 8/29

4:54 pm-10:24 pm

1 stop4h 30m

Saint George

Thu 9/18

7:00 pm-9:48 pm

1 stop3h 48m

$323

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Wed 9/3

11:40 am-11:52 pm

2 stops11h 12m

Saint George

Sat 9/6

1:10 pm-10:42 pm

2 stops10h 32m

$327

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Thu 9/18

4:45 pm-12:10 am

1 stop6h 25m

Saint George

Sun 9/21

7:00 pm-9:48 pm

1 stop3h 48m

$343

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Tue 9/9

5:10 am-1:11 pm

1 stop7h 01m

Saint George

Fri 9/12

1:48 pm-8:43 pm

1 stop7h 55m

$400

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Tue 9/2

5:10 am-9:56 am

1 stop27h 46m

Saint George

Tue 9/9

1:48 pm-8:43 pm

1 stop7h 55m

$449

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Sun 9/14

6:38 pm-9:56 am

1 stop14h 18m

Saint George

Wed 9/17

1:48 pm-8:43 pm

1 stop7h 55m

$525

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Saint George

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Saint George?

The cheapest day to depart on your flight to Saint George is on a Thursday when prices can be found for as low as $238. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Saint George on Sunday is $338.

What is the cheapest time of day to depart on your flight to Saint George?

Our most recent data shows that the best time of day to fly to Saint George is at noon. Flights from Ontario to Saint George during this time can be as low as $288. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $535 on average. Flights to Saint George from Ontario in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Ontario to Saint George

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Saint George according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Saint George (ONT to SGU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Saint George

Best Price Found	$176
Fastest flight time	3h 36m
Direct flights	None
Airports in Saint George	1 airport

The best one-way flight to Saint George from Ontario in the past 72 hours is $176. The best round-trip flight deal from Ontario to Saint George found on momondo in the last 72 hours is $278.

The fastest flight from Ontario to Saint George takes 3h 36m

There are no direct flights from Ontario to Saint George. Popular non-direct route for this connection is Ontario Airport - Saint George Airport.

There is 1 airport near Saint George: Saint George (SGU)

Search flight deals

How far is Ontario to Saint George by plane?
Saint George is 310.6 mi away from Ontario. By plane, this route typically takes 3h 36m.
When did momondo last update prices for flights from Ontario Airport to Saint George Airport?
Prices for flights from Ontario Airport to Saint George Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Saint George Airport?
There is 1 operator available for flights from Ontario Airport to Saint George Airport as of August 2025.
How old do you have to be to fly from Ontario Airport to Saint George Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Saint George Airport.
What documentation or ID do you need to fly to Saint George Airport?
The necessary travel and health documents for your Saint George Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Saint George?
momondo data reveals that the most frequently booked airline on the route from Ontario to Saint George is American Airlines, representing 100% of all bookings.

Best airlines flying from Ontario to Saint George

Compare and see reviews for airlines that fly from Ontario to Saint George with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $243	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

Springdale

Hurricane

Virgin

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Saint George?

It is quick and easy to find Ontario to Saint George flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint George that suits you.

Can I find flights from Ontario to Saint George with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint George from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Saint George?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint George from Ontario.

I’m not ready to book a flight from Ontario to Saint George right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Saint George flights. All you need is a valid email address and we will do the rest; it is that quick and easy.